Kindly upload some of the reports you have relevant to this case so that it will be helpful for us to give u clear opinion some kind of test or X-ray MRI reports.. kindly share with us...so that a broader picture and a clear diagnosis can be made.. take care get well soon

Quadriceps Exercises- Lie straight, make a towel role and put it under the knee, press the keen against the role, hold it for 20 secs. Repeat 20 times twice a day. This will help relieve some pain.
Core Strengthening Exercise- Straight Leg Raised With Toes Turned Outward, repeat 10 times, twice a day.
Hams Stretching- lie straight, take the leg up, pull the feet towards yourself, with a elastic tube or normal belt. repeat 10 times, twice a day.
Sports Taping- stretch the tape from both ends and apply on the affected area
Contrast Fomentation (Hot and Cold).